Question

Factor completely 3x2 + 2x – 1.
(3x + 1)(x - 1)
(3x + 1)(x + 1)
(3x - 1)(x + 1)
(3x - 1)(x - 1)

I think its d but im not sure

Answer 1

@HELPMEPLZ!!
think you could help me with another one

Answer 2

how did you get D ?? :-)

Answer 3

whps I read the problem wrong wouldn't it be b

Answer 4

okay how ??

Answer 5

what method did you apply to factor that ??

Answer 6

omg im an idiot

Answer 7

lol no ur not

Answer 8

I meant c

Answer 9

how ??

Answer 10

did you try to solve that
or that is just educated guess ??

Answer 11

you use the foil

Answer 12

yes it is c

Answer 13

so you foil all answer choices ??

Answer 14

ok thanks but I submitted it and then it told me I didn't have to do that one I was mad

Answer 15

hahah nice you don't have to explain that
i know how students works........

Answer 16

can you help me with one more

Answer 17

btw instead of foil all answer choices you have to factor 3x^2 +2x -1
there are so many ways to factor quadratic equation factor first and last term
factor of 3x^2 = 3x .1x
factor of -1 = -1 times 1
then cross multiply
if you get middle term thatn that are factor of that equation